LC5738 Просмотр технического описания (PDF) - SANYO -> Panasonic

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производитель

LC5738

4-Bit Single Chip Microcontroller with LCD Drivers for Low-Voltage, Low Power Use

SANYO -> Panasonic 

LC5738

Continued from preceding page.

Parameter

Symbol

Conditions

Current drain during basic operation

Oscillation start voltage

Oscillation hold voltage

Oscillation start time

Oscillation compensation capacitance

IDD3

IDD4

Vstt

VHOLD

tstt

1OP

VSS2=–2.9V, C1=C2=0.1µF, Fig. 9, Cg=20pF,

Crystal OSC (CI=25kΩ), Ta≤50°C

VSS2=–2.9V, C1=C2=0.1µF, Fig. 9, RC OSC

(Rext=470kΩ,, Cext=30pF), Ta≤50°C

Cg=20pF, Crystal OSC (CI≤25kΩ), Ta=25°C, Fig.

10

Cg=20pF, Crystal OSC (CI≤25kΩ), Ta=25°C, Fig.

10

VSS2=–2.3V, Cg=20pF, Crystal OSC (CI≤25kΩ),

Ta=25°C, Fig. 10

External pin

*1 : S1, S2, S3, S4, M1, M2, M3, M4.

*2 : SEGOUT1 to 16 and LCD output pins out of SEGOUT17 to 32.

*3 : OUTPUT PORT pins out of SEGOUT 17 to 32.

Ratings

min

typ

7.0

50

–2.3

8

10

Unit

max

30.0 µA

180 µA

V

–2.0 V

10 s

12 pF

Fig. 1 Recommended crystal oscillation circuit

Fig. 2 Recommended CR oscillation circuit

Fig. 3 Input configuration of S1-4, M1-4

Fig. 4 Current drain, output voltage test circuit

Fig. 5 Current drain, output voltage test current

Fig. 6 Oscillation start voltage,

oscillation start time,

frequency stability,

oscillation hold voltage test circuit

Fig. 7 Input configuration of S1-4, M1-4

Fig. 8 Current drain, output voltage test circuit

Unit (resistance : Ω, capacitance : F)

No.3540–11/12

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